Finding the Fourth Proportional to 52,592,934.70, 78,889,400.84 and 14,254,448.05
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Solution
The fourth proportional to 52,592,934.70, 78,889,400.84 and 14,254,448.05 is: 21,381,671.75
Step by Step Solution
- Step 1: Write the proportion equation
52,592,934.70 : 78,889,400.84 = 14,254,448.05 : x - Step 2: Convert to fraction form
52,592,934.70/78,889,400.84 = 14,254,448.05/x - Step 3: Cross multiply
52,592,934.70x = 78,889,400.84 × 14,254,448.05 - Step 4: Simplify right side
52,592,934.70x = 1,124,524,865,969,406.50 - Step 5: Solve for x
x = 1,124,524,865,969,406.50/52,592,934.70 - Step 6: Final answer
x = 21,381,671.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.